bi-lo bibbo bibio bibod biddu bidil bidlu biffi biffo bifid bilbi bilbo bili- bilif billi billo billu bioul blood bluff blufi bluid bo-bo bobbi bodd- bodil bodio bodiu boffi boffo boilo boldf boldo boldu boll- bolli bollo bollu boold boudu boul- bould bouli boulo buddu buffi buffo build bulb- bulbi buliu bull- bulli bulou bulul ddddd dibol diddl diddu didio dildo dilli dillo dioid diouf diulu dliii do-do do-ol dodol dodoo doido doill dollo dollu doloi doodo doofi doufu douli doull dub-l dubbi dubbo dubi dubil dubul duddo dudou duill dulid dulli dullu ffold fili- filid fillo flodd flood floud fludd fluff fluid fluo- foldi folio folli follo foloi foodb fooli fould fu-fu fuddu fullf fullo fuudo i-bid i-bod ibibo ibill idifu idili idio- idlib idodi idoli idolo idood idool if-- iffou ifido ifill ifold ifood iiiii iliff ilio- illdo illui ilobu ilulu iodid iodo- iodol ioooi ioooo iuliu li-fi liboi lidol lifou lilfu liliu lilli lillo lilou liubo liuli lo-fi lobbo lobi- lobio lobo- loddo lofoi lofou loibl loilo lolif lolli lollo lolol loobu loudi luddu luiff lulli lulul oblio obodo oboli obolo obudu odibo odiid odilo odolo odoul odudu odulf offof ofoil ofold oilof oliff ollio olofi oloid ooioo ooooo oullo u-dub ubobo udol udoll ufofu uifli uloid ululu uuuuu